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Commit 9740abe0 authored by Alex Deucher's avatar Alex Deucher Committed by Greg Kroah-Hartman
Browse files

drm/amdgpu: reinstate oland workaround for sclk 

commit e11ddff68a7c455e63c4b46154a3e75c699a7b55 upstream.

Higher sclks seem to be unstable on some boards.

bug: https://bugs.freedesktop.org/show_bug.cgi?id=100222



Signed-off-by: default avatarAlex Deucher <alexander.deucher@amd.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 21d17f1b

drivers/gpu/drm/amd/amdgpu/si_dpm.c

+7 −3
Original line number Diff line number Diff line
@@ -3507,9 +3507,13 @@ static void si_apply_state_adjust_rules(struct amdgpu_device *adev, 
			max_mclk = 80000;

		}

	} else if (adev->asic_type == CHIP_OLAND) {

		if ((adev->pdev->device == 0x6604) &&

		    (adev->pdev->subsystem_vendor == 0x1028) &&

		    (adev->pdev->subsystem_device == 0x066F)) {

		if ((adev->pdev->revision == 0xC7) ||

		    (adev->pdev->revision == 0x80) ||

		    (adev->pdev->revision == 0x81) ||

		    (adev->pdev->revision == 0x83) ||

		    (adev->pdev->revision == 0x87) ||

		    (adev->pdev->device == 0x6604) ||

		    (adev->pdev->device == 0x6605)) {

			max_sclk = 75000;

		}

	}